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Finding the Fourth Proportional to 14,261.93, 21,392.93 and 6,362.40

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Solution

The fourth proportional to 14,261.93, 21,392.93 and 6,362.40 is: 9,543.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.93 : 21,392.93 = 6,362.40 : x
  2. Step 2: Convert to fraction form
    14,261.93/21,392.93 = 6,362.40/x
  3. Step 3: Cross multiply
    14,261.93x = 21,392.93 × 6,362.40
  4. Step 4: Simplify right side
    14,261.93x = 136,110,377.83
  5. Step 5: Solve for x
    x = 136,110,377.83/14,261.93
  6. Step 6: Final answer
    x = 9,543.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.